Understanding Earth's Carbon Quiz

Which process in the carbon cycle involves plants converting carbon dioxide and water into glucose and oxygen using sunlight?

• Respiration

• Photosynthesis

• Vulcanism

• Weathering

What is the primary gas released during the process of respiration?

• Oxygen

• Nitrogen

• Carbon Dioxide

• Methane

Which natural event can release large amounts of carbon dioxide into the atmosphere through the combustion of organic material?

• Photosynthesis

• Weathering

• Fire

• Vulcanism

What role does weathering play in the carbon cycle?

• It releases carbon dioxide from rocks into the atmosphere.

• It absorbs carbon dioxide from the atmosphere into the ocean.

• It converts carbon dioxide into glucose.

• It releases methane from the soil.

Which process involves the release of carbon dioxide and other gases from the Earth's interior through volcanic activity?

• Photosynthesis

• Respiration

• Fire

• Vulcanism

During photosynthesis, what is the chemical formula for glucose that is produced?

Which of the following is a byproduct of respiration in animals and humans?

• Glucose

• Oxygen

• Carbon Dioxide

• Nitrogen

How does vulcanism contribute to the carbon cycle?

• By absorbing carbon dioxide from the atmosphere.

• By releasing carbon dioxide and other gases from the Earth's interior.

• By converting carbon dioxide into organic matter.

• By breaking down rocks into smaller particles.

Which process is responsible for the breakdown of rocks and minerals, releasing carbon into the soil and atmosphere?

• Photosynthesis

• Respiration

• Weathering

• Vulcanism

What is the main source of carbon for plants during the process of photosynthesis?

• Soil

• Water

• Carbon Dioxide in the atmosphere

• Sunlight